﻿EUSTACHYS IN NORTH AMERICA 449 



face, the awn about .3 mm. long; third scale 175-2 mm. long, in 

 side view about equilateral, ovate, .S-.p mm. wide, obtuse at the 

 awnless apex, the nerves hispid above the middle, the hairs shorter 

 toward the apex of the scale, the palet about as long as the scale ; 

 fourth scale about 1.3 mm. long, in side view oblong and about. 5 

 mm. wide, rounded-truncate at the awnless apex. 



Brackish marshes and along cypress swamps, Florida. 



The following belong here : 



Jacksonville, A. H. Curtiss, Sept., no. 3444 ; Sept. 23, 1893, 

 no. 4059, and Sept. 18, 1894, no. 5186. Eustis, Lake Co., Geo. 

 V. Nash, July 1-10, 1895, no. 2139. 



3- Eustachys Floridaxa Chapm. Fl. South. U. S. 557. i860. 



Chlori s F/oridanaV asey, Descrip. Cat. Grasses U. S. 61. 1885. 



Culms 4-10 dm. tall, erect, simple, much compressed ; nodes 

 2 : culm leaves 2 ; sheaths much compressed, keeled, much shorter 

 than the internodes, those at the base short and crowded, the up- 

 permost one elongated ; ligule a scarious ciliolate ring about .5 mm. 

 broad ; blades folded, at least when dry, erect, rough on the mar- 

 gins, smooth on both surfaces, acute, the early basal ones 1-3 dm. 

 long, 4-8 mm. wide, those on the culm 2-7 cm. long, 5 mm. or 

 less wide, the terminal one minute or wanting : inflorescence long- 

 exserted, consisting of 1-3, usually 2, rarely 3, erect spikes, 5-10 

 cm. long: spikelets, exclusive of the awns, 3-3.5 mm. long: 

 scales 4 ; first scale obtuse or acutish, about two thirds as long as 

 the second, which is about 2.5 mm. long, exclusive of the 

 awn, minutely pubescent on the outer surface, unequally 2-lobed 

 at the apex, the lobes rounded and minutely and irregularly 

 toothed, the awn .7-1 mm. long; third scale, with the callus pi- 

 lose > 3-3.5 mm. long, in side view nearly equilateral and 1-1.2 mm. 

 u 'ide, elliptic, the midnerve with a slight depression near the apex, 

 the marginal nerves more curved, all the nerves pubescent with as- 

 cending hairs about . 5 mm. long, the lateral nerves excepting at 

 {he base, the midnerve except at the apex, the awn .5-. 7 mm. 

 lo ng, inserted just below the apex, the palet about as long as the 

 Sc ale; .fourth scale 1.5-2.5 mm. long, in side view nearly oblong, 

 a little broader at the rounded-truncate summit, 1 mm. wide, 3- 

 nerved, the awn inserted just below the apex, less than .5 mm. 

 long: seed obtusely 3-angled, about 2.3 mm. long. 



Dry 



the following belong here : 



t> 



Georgia : Bainbridge, Chapman. 



